APA (7th ed.) Citation

Pietrasiński, Z. (1969). The art of learning ([1st English ed.].). Pergamon Press.

Chicago Style (17th ed.) Citation

Pietrasiński, Zbigniew. The Art of Learning. [1st English ed.]. Oxford, New York: Pergamon Press, 1969.

MLA (8th ed.) Citation

Pietrasiński, Zbigniew. The Art of Learning. [1st English ed.]. Pergamon Press, 1969.